ISRC ITK262200149
Verified recording
ITK262200149 is “Piano Concerto No. 1 in B-flat minor, Op 23” by Pyotr Ilyich Tchaikovsky,
registered on the CopyrightChains blockchain with CopyrightID
0xc5c351cfeaae7d54067230c7f5ad0e2af48d41c3e3fa7a48aff702ddbf403912 and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITK262200149.
Recording identifiers
- ISRC
- ITK262200149
- Title
- Piano Concerto No. 1 in B-flat minor, Op 23
- Artist
- Pyotr Ilyich Tchaikovsky
- CopyrightID (CopyrightChains transaction hash)
0xc5c351cfeaae7d54067230c7f5ad0e2af48d41c3e3fa7a48aff702ddbf403912
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:9d526507f80b7aa3e3648aa995227b2fc7167be92349c364bec5e6fe2c7eecd0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITK262200149
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Piano Concerto No. 1 in B-flat minor, Op 23 · Machine-readable JSON-LD